From a9030d0241964c919b099e4bdb75d38fd420b546 Mon Sep 17 00:00:00 2001 From: Mike Bayer Date: Tue, 9 Jun 2015 23:39:14 -0400 Subject: - Fixed a bug where clause adaption as applied to a :class:`.Label` object would fail to accommodate the labeled SQL expression in all cases, such that any SQL operation that made use of :meth:`.Label.self_group` would use the original unadapted expression. One effect of this would be that an ORM :func:`.aliased` construct would not fully accommodate attributes mapped by :obj:`.column_property`, such that the un-aliased table could leak out when the property were used in some kinds of SQL comparisons. fixes #3445 --- lib/sqlalchemy/sql/elements.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'lib/sqlalchemy/sql/elements.py') diff --git a/lib/sqlalchemy/sql/elements.py b/lib/sqlalchemy/sql/elements.py index a178ed99a..27ecce2b0 100644 --- a/lib/sqlalchemy/sql/elements.py +++ b/lib/sqlalchemy/sql/elements.py @@ -3103,7 +3103,8 @@ class Label(ColumnElement): return self.element, def _copy_internals(self, clone=_clone, anonymize_labels=False, **kw): - self.element = clone(self.element, **kw) + self._element = clone(self._element, **kw) + self.__dict__.pop('element', None) self.__dict__.pop('_allow_label_resolve', None) if anonymize_labels: self.name = self._resolve_label = _anonymous_label( -- cgit v1.2.1